 In 1988, he compiled his first book in Interlingua, "Le Vita Anecdotic del Homines Illustre" (The Anecdotal Life of Illustrious Men), followed by "Ab le Auro Spiritual del Scena e del Schermo" (From the Spiritual Gold of the Stage and the Screen) in 1991, "Joieles Spiritual" (Spiritual Jewels) in 1995, and "Miscellanea, Insolite Creationes Spiritual" (Miscellanea, Unusual Spiritual Creations) in 1996.At least 10 other manuscripts by Macovei are currently awaiting publication.In 1999 and 2000, he completed the "Dictionario Encyclopedic de Interlingua" (Encyclopedic Dictionary of Interlingua).